WTL-12 Wall Box Template & Level for Non-Metallic Boxes, 1-Gang & 2-Gang Designed specifically for cutting out single and double gang non-metallic old work boxes, this wall template level is perfect for ensuring the boxes are level every time. This wall template level features the following: - Built-in levels assist in positioning the template perfectly - Wide protective rubber strips hold the template in place and prevent scuffing or scratching the wall - Compatible with Carlon B114R & B12R sin